CPU ADAM 821x
Chapter 9 Instruction list
Command
Operand
Parameter
Status word
Function
Length
in
BR
CC1 CC0 OV OS OR STA RLO /FC
words
: Instruction depends on
: Instruction influences
ADAM 8000 Manual CPU 821x – Rev 1.1
8-15
Load instructions
Load instructions
Loading address identifiers into ACCU1. The
contents of ACCU1 and ACCU2 are saved
first.
The status word is not affected.
L
Load ...
IB a 0 to 127
input byte
1/2
QB
a 0 to 127
output byte
1/2
PIB
a 0 to 1023
periphery input byte
2
MB
a 0 to 1023
bit memory byte
1/2
LB
a 0 to 1043
local data byte
2
DBB
a 0 to 8191
data byte
2
DIB
a 0 to 8191
instance data byte
2
... in ACCU1
2
g
[AR1,m]
register-indirect, area-internal (AR1)
2
g
[AR2,m]
register-indirect, area-internal (AR2)
2
B
[AR1,m]
area-crossing (AR1)
2
B
[AR2,m]
area-crossing (AR2)
2
Parameter
via parameters
2
L
Load ...
IW
a 0 to 126
input word
1/2
QW
a 0 to 126
output word
1/2
PIW
a 0 to 1022
periphery input word
MW
a 0 to 1022
bit memory word
1/2
LW
a 0 to 1042
local data word
2
DBW
a 0 to 8190
data word
1/2
DIW
a 0 to 8190
instance data word
1/2
... in ACCU1-L
h
[AR1,m]
register-indirect, area-internal (AR1)
2
h
[AR2,m]
register-indirect, area-internal (AR2)
2
W
[AR1,m]
area-crossing (AR1)
2
W
[AR2,m]
area-crossing (AR2)
2
Parameter
via parameters
2